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11401254444 = 2233725678501
BaseRepresentation
bin10101001111001000…
…10101011000101100
31002102120110201212010
422213210111120230
5141322210120234
65123200241220
7552351030606
oct124744253054
932376421763
1011401254444
114920790238
122262310210
1310c90b7c08
147a22c0176
1546adee6e9
hex2a791562c

11401254444 has 24 divisors (see below), whose sum is σ = 27321926128. Its totient is φ = 3697704000.

The previous prime is 11401254443. The next prime is 11401254451. The reversal of 11401254444 is 44445210411.

It is not an unprimeable number, because it can be changed into a prime (11401254443) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12838807 + ... + 12839694.

Almost surely, 211401254444 is an apocalyptic number.

It is an amenable number.

11401254444 is an abundant number, since it is smaller than the sum of its proper divisors (15920671684).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11401254444 is a wasteful number, since it uses less digits than its factorization.

11401254444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25678545 (or 25678543 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 30.

Adding to 11401254444 its reverse (44445210411), we get a palindrome (55846464855).

The spelling of 11401254444 in words is "eleven billion, four hundred one million, two hundred fifty-four thousand, four hundred forty-four".

Divisors: 1 2 3 4 6 12 37 74 111 148 222 444 25678501 51357002 77035503 102714004 154071006 308142012 950104537 1900209074 2850313611 3800418148 5700627222 11401254444